Polaroids and Helicopters: Critical Innovations From 1941-1950

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Polaroids and Helicopters: Critical Innovations From 1941-1950

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Since 2007, Wired.com's This Day In Tech blog has reflected on important and entertaining events in the history of science and innovation, pursuing them chronologically for each day of the year. Hundreds of these essays have now been collected into a trivia book, Mad Science: Einstein's Fridge, Dewar's Flask, Mach's Speed and 362 Other Inventions and Discoveries that Made Our World*. It goes on sale Nov. 13, and is available for pre-order today at Amazon, Barnes and Noble and other online book stores.*